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Finding the Fourth Proportional to 164,487.73, 246,170.20 and 137,863.77

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Solution

The fourth proportional to 164,487.73, 246,170.20 and 137,863.77 is: 206,325.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,487.73 : 246,170.20 = 137,863.77 : x
  2. Step 2: Convert to fraction form
    164,487.73/246,170.20 = 137,863.77/x
  3. Step 3: Cross multiply
    164,487.73x = 246,170.20 × 137,863.77
  4. Step 4: Simplify right side
    164,487.73x = 33,937,952,402.93
  5. Step 5: Solve for x
    x = 33,937,952,402.93/164,487.73
  6. Step 6: Final answer
    x = 206,325.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.